With a service life of 600,000 miles/12,000/6 years, Delo Extended Life Coolant/Antifreeze
- Nitrite-Free has been formulated to meet the requirements of Detroit Diesel/Mercedes-Benz
when a nitrite-free extended life coolant is required. Other OEM engine types that
call for nitrite-free extended life coolants include Japanese OEMs, like Komatsu
and Isuzu, and European OEMs, like Volvo (construction equipment) and MTU. No addition
of supplemental coolant additives (SCAs) or Extender is needed or recommended with
Delo Extended Life Coolant/Antifreeze - Nitrite-Free.